Patent US2429144A successfully refreshed from Google Patents.
US2429144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of assembling aircraft structures
Assignee: ThyssenKrupp Budd Co
•
Filing: 1942-09-14
•
Granted: 1947-10-14
•
Expires: 1962-09-14
Abstract
No abstract record available.
Inventors
- 👤 Watter Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:37
CPC Classifications
B; B64; B64F; B64F5/00; B64F5/10; B64C; B64C3/00; B64C3/28; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49892; Y10T29/49904
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1388543A
Cited
US1784501A
Cited
US1802721A
Cited
US1856143A
Cited
US1781723A
Cited
US1902956A
Cited
US2019272A
Cited
US2087626A
Cited
US2275038A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-10-13 | 1951-04-14 | 1951-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-13 | 1955-04-14 | 1955-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-13 | 1959-04-14 | 1959-10-14 | $7700.00 | Window Closed / Lapsed |